Commit 7153f8ba authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Christoph Hellwig
Browse files

xfs: remove iclog calculation special cases 



Our default has been to always use 8 32KB log buffers for a while now, so
remove the special casing for larger block size filesystem to use the same
or even lower number of buffers.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDave Chinner <david@fromorbit.com>
parent 8e9b6e7f

fs/xfs/xfs_log.c

+2 −26
Original line number Diff line number Diff line
@@ -1164,32 +1164,8 @@ xlog_get_iclog_buffer_size(xfs_mount_t *mp, 
	log->l_iclog_hsize = BBSIZE;

	log->l_iclog_heads = 1;



	/*

	 * For 16KB, we use 3 32KB buffers.  For 32KB block sizes, we use

	 * 4 32KB buffers.  For 64KB block sizes, we use 8 32KB buffers.

	 */

	if (mp->m_sb.sb_blocksize >= 16*1024) {

		log->l_iclog_size = XLOG_BIG_RECORD_BSIZE;

		log->l_iclog_size_log = XLOG_BIG_RECORD_BSHIFT;

		if (mp->m_logbufs <= 0) {

			switch (mp->m_sb.sb_blocksize) {

			    case 16*1024:			/* 16 KB */

				log->l_iclog_bufs = 3;

				break;

			    case 32*1024:			/* 32 KB */

				log->l_iclog_bufs = 4;

				break;

			    case 64*1024:			/* 64 KB */

				log->l_iclog_bufs = 8;

				break;

			    default:

				xlog_panic("XFS: Invalid blocksize");

				break;

			}

		}

	}



done:	/* are we being asked to make the sizes selected above visible? */

done:

	/* are we being asked to make the sizes selected above visible? */

	if (mp->m_logbufs == 0)

		mp->m_logbufs = log->l_iclog_bufs;

	if (mp->m_logbsize == 0)